Using extreme telephoto lenses
Nikon 400mm f2.8 ED-IF Nikkor AI-S - Lens – Kamerastore
![FS: SMC Pentax-A* 300mm F2.8 ED [IF] - Pentax User](https://live.staticflickr.com/65535/50431895072_55b72df385_b.jpg "FS: SMC Pentax-A* 300mm F2.8 ED [IF] - Pentax User")
FS: SMC Pentax-A* 300mm F2.8 ED [IF] - Pentax User
Sony FE 400mm F2.8 GM OSS Review | PCMag
![smc Pentax-A* 400mm F/2.8 ED [IF] | LENS-DB.COM](https://lens-db.com/wp-content/uploads/2012/01/pentax-a-400-01-645x1160.jpg "smc Pentax-A* 400mm F/2.8 ED [IF] | LENS-DB.COM")
smc Pentax-A* 400mm F/2.8 ED [IF] | LENS-DB.COM
Pentax 400mm F/2.8 SMC A* ED IF K Mount Manual Focus Lens {Drop-In 49} at KEH Camera
smc Pentax-A 400mm F/5.6 | LENS-DB.COM
![RARE [CLA'd MINT in Case] SMC PENTAX-A Green Star 400mm F/2.8 ED IF From JAPAN | eBay](https://i.ebayimg.com/images/g/UNAAAOSw1a5fPS2O/s-l1200.jpg "RARE [CLA'd MINT in Case] SMC PENTAX-A Green Star 400mm F/2.8 ED IF From JAPAN | eBay")
RARE [CLA'd MINT in Case] SMC PENTAX-A Green Star 400mm F/2.8 ED IF From JAPAN | eBay
Pentax 400mm F/4 SMC M* ED IF Lens For Pentax 6X7 Series {112Front/67R} at KEH Camera
SMC Pentax-A* 400mm F/2.8 ED IF K Mount Lens w/Case - RARE & COLLECTIBLE!(2964) | #1791896819
八百富写真機店 ヤオッター on X: "SPC PENTAX-A 400mm F2.8 & PENTAX K-1 レンズにカビ跡がかなりありますが、なんのその。 よー写っとるではないですか。 F2.8開放。 https://t.co/ofbiK3sdRa" / X
Lensrentals.com - Rent a Nikon Z 400mm f/2.8 TC VR S
![Amazon.com : Pentax smc FA 645 400mm / 5.6 ED [IF] Lens Black : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81Yld9vfPIL.jpg "Amazon.com : Pentax smc FA 645 400mm / 5.6 ED [IF] Lens Black : Electronics")
Amazon.com : Pentax smc FA 645 400mm / 5.6 ED [IF] Lens Black : Electronics
![SMC Pentax-A* 400mm F2.8 ED [IF] Reviews - A Prime Lenses - Pentax Lens Reviews & Lens Database](https://www.pentaxforums.com/forums/attachments/122-lens-clubs/464562-300mm-plus-lens-club-discuss-your-long-lenses-smallstack.jpg "SMC Pentax-A* 400mm F2.8 ED [IF] Reviews - A Prime Lenses - Pentax Lens Reviews & Lens Database")
SMC Pentax-A* 400mm F2.8 ED [IF] Reviews - A Prime Lenses - Pentax Lens Reviews & Lens Database
Sony SEL 400mm f2.8 GM OSS - Foto Erhardt
PENTAX-A 400mm f5.6 K mount manual focus lens
Sony's 400mm F2.8 G-Master will arrive in September for $12,000: Digital Photography Review
Sony's 400mm F2.8 G-Master will arrive in September for $12,000: Digital Photography Review
Pentax HD DA - Lens - 40 mm - f/2.8 Limited - Pentax K - for Pentax K10, K100, K110, K20, K200, K-3, K-30, K-5, K-50, K-500, K-7, K-m, K-r, K-x - Walmart.com
Sony SEL 400mm f2.8 GM OSS - Foto Erhardt
![SMC Pentax-A* 400mm F2.8 ED [IF] Reviews - A Prime Lenses - Pentax Lens Reviews & Lens Database](https://www.pentaxforums.com/lensreviews/data/28/SMC_Pentax-A_star_400mm_F28.jpg "SMC Pentax-A* 400mm F2.8 ED [IF] Reviews - A Prime Lenses - Pentax Lens Reviews & Lens Database")
SMC Pentax-A* 400mm F2.8 ED [IF] Reviews - A Prime Lenses - Pentax Lens Reviews & Lens Database
![Amazon.com : Pentax smc FA 645 400mm / 5.6 ED [IF] Lens Black : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/81Yld9vfPIL._AC_UF894,1000_QL80_.jpg "Amazon.com : Pentax smc FA 645 400mm / 5.6 ED [IF] Lens Black : Electronics")
Amazon.com : Pentax smc FA 645 400mm / 5.6 ED [IF] Lens Black : Electronics
Pentax 400mm F/2.8 SMC A* ED IF K Mount Manual Focus Lens {Drop-In 49} at KEH Camera
For Sale - Sold Pentax 400mm f2.8ED(IF) Lens with Rear Converter-A 2X-L - PentaxForums.com
PENTAX 6x7 camera lens 4/400 SMC Takumar f=400mm f4 boxed Mint-
